Track roller carriage



FIG. 1 is a side elevation of a track roller carriage showing my new design with the pendant bolt depicted in broken lines here and in FIGS. 2 and 5 being shown to indicate operative environmental relationship only;

FIG. 2 is an end elevation;

FIG. 3 is a top plan view;

FIG. 4 is a bottom plan view;

FIG. 5 is a top, front and side perspective view. 

The ornamental design for a track roller carriage, substantially as shown and described. 